20581842

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1117}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 42823872

約数和(自身を除く): 22242030

約数列:

[1, 2, 3, 6, 37, 74, 83, 111, 166, 222, 249, 498, 1117, 2234, 3071, 3351, 6142, 6702, 9213, 18426, 41329, 82658, 92711, 123987, 185422, 247974, 278133, 556266, 3430307, 6860614, 10290921, 20581842]

約数ペア:

[(1, 20581842), (2, 10290921), (3, 6860614), (6, 3430307), (37, 556266), (74, 278133), (83, 247974), (111, 185422), (166, 123987), (222, 92711), (249, 82658), (498, 41329), (1117, 18426), (2234, 9213), (3071, 6702), (3351, 6142)]